package com.lzq.lottery_system.common.interceptor;

import com.lzq.lottery_system.common.utils.JWTUtil;
import com.lzq.lottery_system.controller.ActivityController;
import io.jsonwebtoken.Claims;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import lombok.extern.slf4j.Slf4j;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;

@Component
public class LoginInterceptor implements HandlerInterceptor {

    private final static Logger logger =  LoggerFactory.getLogger(LoginInterceptor.class);

    /**
     * 预处理,业务请求之前调用
     * @param request
     * @param response
     * @param handler
     * @return
     * @throws Exception
     */
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        //获取请求头
        String token = request.getHeader("user_token");
        logger.info("获取token:{}", token);
        logger.info("获取路径:{}", request.getRequestURI());
        //令牌解析
        Claims claims = JWTUtil.parseJWT(token);
        if (null == claims) {
            logger.error("解析JWT令牌失败");
            response.setStatus(401);
            return false;
        }

        logger.info("解析JWT令牌成功");
        return true;
    }
}
